*{
    /* 初始化 */
    margin: 0;
    padding: 0;
}

/* .img{
  position:absolute;
  z-index: -1;
  width: 1535px;
  height: 790px;
} */
.login-box{
  width: 100%;
  text-align: center;
}

.input-box{
  width: 420px;
  height: 100px;
  line-height: 60px;
  /* margin-left: 580px; */
  padding-top: 200px;
}
 
.pass{
  height: 40px;
  padding-left: 30px;
}
.butt{
  width: 400px;
  height: 40px !important;
  margin-top: 20px;
  margin-left: auto !important;
}
h2{
  color: #fff;
}

.login-box {
  background: url(../component/images/jy.jpg) no-repeat center;
  background-size: cover;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  -ms-background-size: cover;
  min-height: 100vh;
  /* padding: 2em 0; */
  position: relative;
  z-index: 1;
  justify-content: center;
  display: grid;
  grid-template-rows: 1fr auto 1fr;
  align-items: center;
}